Add 50/81 and 20/18
1st number: 50/81, 2nd number: 1 2/18
50/81 + 20/18 is 140/81.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 18 is 162
Next, find the equivalent fraction of both fractional numbers with denominator 162 - For the 1st fraction, since 81 × 2 = 162,
50/81 = 50 × 2/81 × 2 = 100/162 - Likewise, for the 2nd fraction, since 18 × 9 = 162,
20/18 = 20 × 9/18 × 9 = 180/162 - Add the two like fractions:
100/162 + 180/162 = 100 + 180/162 = 280/162 - 280/162 simplified gives 140/81
- So, 50/81 + 20/18 = 140/81
In mixed form: 159/81
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